option('protocols',
    type: 'feature',
    value: 'enabled')
option('zshcompletiondir',
    type: 'string',
    value: '',
    description: 'Directory for zsh completions. Set "no" to disable.'
)
option('fishcompletiondir',
    type: 'string',
    value: '',
    description: 'Directory for fish completions. Set "no" to disable.'
)
